The earthworm’s waves of peristalsis move it forward with the help of the setæ, alternately gripping and releasing the soil. This charming diagram shows the muscular effort which goes into their mighty soil-tilling efforts.
This brilliant notebook is also a passport to our satellite, with maps and a detailed passport information page. 64 lined page notebook with a card cover.Measures 12.5 x 9cm.
Astronaut training. Office life. School days. Be prepared for any mission with this intergalactic stationery set. The pen and pencils dock into the spaceship eraser, so it can be flown around the space station. Or the desk. Spaceship eraser, four colour pen, 15cm countdown ruler...
Although made from plastic, these pens are eerily bone-like. Choose from Tibia, Spine, Phalanx and Femur. Each pen measures between 15 and 16.5cm long.Black ink.Includes small lid
This double-sided 3m / 10 foot tape measure (metric on one side, imperial on the other) is filled with fascinating facts about lengths. For example, 34cm is the height of an Oscar; 9¾ inches is the length of a meerkat tail. Find out whether the...